Midea MSC-09HRDN1-QD0(E) - Page 3

9.9 Forced operation function..................................................................................................................................31
9.10 Action of 4-way valve.......................................................................................................................................31
9.11 Two speeds outdoor fan function.....................................................................................................................31
9.12 Timer function..................................................................................................................................................31
9.13 Sleep function mode........................................................................................................................................31
9.14 Auto-Restart function.......................................................................................................................................32
9.15 Ionizer/Plasma dust collector function(optional) ..............................................................................................32
9.16 Outdoor chassis heating cable (optional).........................................................................................................32
10. Troubleshooting....................................................................................................................................... 33
10.1 Indoor Unit Error Display .................................................................................................................................34
10.2 Outdoor Unit Error Display...............................................................................................................................34
10.3 Diagnosis and Solution....................................................................................................................................36
10.4 Key parts checking. .........................................................................................................................................39